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    <title>Document</title>
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    <script>
        //includes
        const mingzhu = ['西游记','红楼梦','三国演义','水浒传']

        //判断
        console.log(mingzhu.includes('西游记'));//true
        console.log(mingzhu.includes('金瓶梅'));//false

        //**
        console.log(2 ** 10);//1024
        console.log(Math.pow(2, 10));//1024

    </script>

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